72753566977

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{20717}}^1$

素因数の和:20930

約数の個数: 48

約数和(自身を含む): 94237894800

約数和(自身を除く): 21484327823

約数列:

[1, 7, 13, 37, 49, 91, 149, 259, 481, 637, 1043, 1813, 1937, 3367, 5513, 7301, 13559, 20717, 23569, 38591, 71669, 94913, 145019, 269321, 270137, 501683, 766529, 1015133, 1885247, 3086833, 3511781, 5365703, 9964877, 13196729, 21607831, 37559921, 40128829, 69754139, 114212821, 151254817, 280901803, 488278973, 799489747, 1484766673, 1966312621, 5596428229, 10393366711, 72753566977]

約数ペア:

[(1, 72753566977), (7, 10393366711), (13, 5596428229), (37, 1966312621), (49, 1484766673), (91, 799489747), (149, 488278973), (259, 280901803), (481, 151254817), (637, 114212821), (1043, 69754139), (1813, 40128829), (1937, 37559921), (3367, 21607831), (5513, 13196729), (7301, 9964877), (13559, 5365703), (20717, 3511781), (23569, 3086833), (38591, 1885247), (71669, 1015133), (94913, 766529), (145019, 501683), (269321, 270137)]